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| author | Denys Vlasenko | 2013-05-12 02:13:24 +0200 |
|---|---|---|
| committer | Denys Vlasenko | 2013-05-12 02:13:24 +0200 |
| commit | f76fd17d7443a2302adc2bdc401cdfc3c83ce59e (patch) | |
| tree | 6836d305ca35000615d8995d7b1fba4a0f68a10e /networking/telnet.c | |
| parent | 041baf272082173fe8abf6fe8e7e4a16d26b9b88 (diff) | |
| download | busybox-f76fd17d7443a2302adc2bdc401cdfc3c83ce59e.zip busybox-f76fd17d7443a2302adc2bdc401cdfc3c83ce59e.tar.gz | |
telnet: code shrink
function old new delta
telnet_main 1519 1515 -4
con_escape 296 285 -11
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
Diffstat (limited to 'networking/telnet.c')
| -rw-r--r-- | networking/telnet.c | 17 |
1 files changed, 8 insertions, 9 deletions
diff --git a/networking/telnet.c b/networking/telnet.c index 58a6919..a255797 100644 --- a/networking/telnet.c +++ b/networking/telnet.c @@ -125,12 +125,10 @@ static void subneg(byte c); static void iac_flush(void) { - write(netfd, G.iacbuf, G.iaclen); + full_write(netfd, G.iacbuf, G.iaclen); G.iaclen = 0; } -#define write_str(fd, str) write(fd, str, sizeof(str) - 1) - static void doexit(int ev) NORETURN; static void doexit(int ev) { @@ -145,7 +143,7 @@ static void con_escape(void) if (bb_got_signal) /* came from line mode... go raw */ rawmode(); - write_str(1, "\r\nConsole escape. Commands are:\r\n\n" + full_write1_str("\r\nConsole escape. Commands are:\r\n\n" " l go to line mode\r\n" " c go to character mode\r\n" " z suspend telnet\r\n" @@ -176,7 +174,7 @@ static void con_escape(void) doexit(EXIT_SUCCESS); } - write_str(1, "continuing...\r\n"); + full_write1_str("continuing...\r\n"); if (bb_got_signal) cookmode(); @@ -383,10 +381,11 @@ static void put_iac_naws(byte c, int x, int y) put_iac(SB); put_iac(c); - put_iac((x >> 8) & 0xff); - put_iac(x & 0xff); - put_iac((y >> 8) & 0xff); - put_iac(y & 0xff); + /* "... & 0xff" implicitly done below */ + put_iac(x >> 8); + put_iac(x); + put_iac(y >> 8); + put_iac(y); put_iac(IAC); put_iac(SE); |